Development of noise controls for longwall shearer cutting drums)Sep 1, 2016 . The exposure of miners to noise levels above the permissible exposure . coal mining, the presence of powerful equipment in confined spaces and in . This paper presents a summary of the various steps taken during the.mining equipment shearer description,mining equipment shearer description,Cutting Machines - Shearers | Introduction | underground COALlongwall mining. equipment . Shearers are by far the most commonly used cutting machines, both in Australia and overseas. A shearer consists of a machine.
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